Pituitary gland of the horse showing the three main parts
![](https://sites.tufts.edu/vetimages/files/2021/07/Pituitary_gland_of_the_horse_showing_the_three_main_parts-20392.jpg)
Organ: Pituitary, Species: Horse. Comments: The pars distalis, with numerous glandular cells, stains darker than the pars nervous which contains mainly axons. The pars intermedia is between the two.